package com.ss.tmall.service;

import com.ss.tmall.pojo.User;

import java.util.List;

/**
 * @Author: ShengShuai
 * @Description:
 * @Date: Created in 下午 21:18  2017/12/27 0027
 * @Modified By:
 */
public interface UserService {
    void  add(User user);
    void  delete(int id);
    void  update(User user);
    User get(int id);
    List list();
}
